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Derivative Financial Instruments (Narrative) (Details) $ in Thousands	1 Months Ended		3 Months Ended
	Mar. 31, 2016 USD ($) contract	Jul. 31, 2009 USD ($) contract	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Derivative [Line Items]
Interest rate swap notional amount	$ 5,000		$ 5,000
Interest rate swap fair value	(617)		(617)	$ (66)
Cash collateral	200		200
Securities pledged as collateral	2,000		2,000
Loss on derivative			551
Deferred tax asset on gain on derivative	220		$ 220
Cash flow hedge ineffectiveness			0
Interest Rate Swap [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 30,000	$ 20,000	$ 30,000
Number of interest rate swap contracts | contract	4	3
Swap Contract - 3-Year $5 million [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 5,000		5,000
Derivative, maturity date	Jun. 17, 2019
Swap Contract - 5-Year $5 million [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 5,000		5,000
Derivative, maturity date	Mar. 17, 2021
Swap Contract - 7-Year $5 million II [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 5,000		5,000
Derivative, maturity date	Mar. 17, 2023
Swap Contract - 10-Year $15 million [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 15,000		15,000
Derivative, maturity date	Mar. 17, 2026
Swap Contract- 7 year $5 Million [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 5,000		$ 5,000
Derivative, maturity date			Jun. 17, 2016

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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Carrying amount as of the balance sheet date of cash collateral held for borrowed securities, for which the cash is restricted as to withdrawal or usage.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.1)
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments.

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